When i drive my car open air con my car engine is noise at the time rpm milelist is high and then press lever it can not up speed turn off air con it can be up speed.
I have change new engine and gear oil.
Posted: Aug 17, 2019 (5 years ago)
Hard to understand your post , may be a fault with air con causing a excessive load / drag on engine .
Posted Aug 18, 2019 (5 years ago)
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